{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [],
   "source": [
    "import json\n",
    "import re\n",
    "from tqdm import tqdm\n",
    "\n",
    "def language_detection_textcleaning(string):\n",
    "    string = re.sub(\n",
    "        'http\\\\S+|www.\\\\S+',\n",
    "        '',\n",
    "        ' '.join(\n",
    "            [i for i in string.split() if i.find('#') < 0 and i.find('@') < 0]\n",
    "        ),\n",
    "    )\n",
    "\n",
    "    chars = ',.()!:\\'\"/;=-'\n",
    "    for c in chars:\n",
    "        string = string.replace(c, f' {c} ')\n",
    "    string = string.replace('\\n', '').replace('\\t', '')\n",
    "\n",
    "    string = re.sub(\n",
    "        '[0-9!@#$%^&*()_\\\\-+{}|\\\\~`\\'\";:?/.>,<]', ' ', string, flags=re.UNICODE\n",
    "    )\n",
    "    string = re.sub(r'[ ]+', ' ', string).strip()\n",
    "\n",
    "    return string.lower()\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "207244667 /home/husein/ssd3/kaskus.jsonl\r\n"
     ]
    }
   ],
   "source": [
    "!wc -l /home/husein/ssd3/kaskus.jsonl"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "16469719it [02:48, 97773.60it/s] \n"
     ]
    }
   ],
   "source": [
    "processed = set()\n",
    "with open('kaskus.jsonl.dedup', 'w') as fopen_l:\n",
    "    with open('/home/husein/ssd3/kaskus.jsonl') as fopen:\n",
    "        for l in tqdm(fopen):\n",
    "            t = json.loads(l)['text']\n",
    "            t = language_detection_textcleaning(t)\n",
    "            if not len(t):\n",
    "                continue\n",
    "            \n",
    "            if t not in processed:\n",
    "                fopen_l.write(f'{json.dumps(t)}\\n')\n",
    "                processed.add(t)\n",
    "                \n",
    "            if len(processed) >= 1e7:\n",
    "                break"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "10000000"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(processed)"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3 (ipykernel)",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.8.10"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 4
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